/*
* Copyright (C) 2012, Christian Halstrick <christian.halstrick@sap.com>
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* - Neither the name of the Eclipse Foundation, Inc. nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.eclipse.jgit.internal.storage.file;
import java.io.IOException;
import org.eclipse.jgit.internal.storage.file.GC.RepoStatistics;
import org.eclipse.jgit.junit.LocalDiskRepositoryTestCase;
import org.eclipse.jgit.junit.RepositoryTestCase;
import org.eclipse.jgit.junit.TestRepository;
import org.eclipse.jgit.junit.TestRepository.CommitBuilder;
import org.eclipse.jgit.lib.AnyObjectId;
import org.eclipse.jgit.revwalk.RevCommit;
import org.junit.After;
import org.junit.Before;
public abstract class GcTestCase extends LocalDiskRepositoryTestCase {
protected TestRepository<FileRepository> tr;
protected FileRepository repo;
protected GC gc;
protected RepoStatistics stats;
@Before
public void setUp() throws Exception {
super.setUp();
repo = createWorkRepository();
tr = new TestRepository<FileRepository>((repo));
gc = new GC(repo);
}
@After
public void tearDown() throws Exception {
super.tearDown();
}
/**
* Create a chain of commits of given depth.
* <p>
* Each commit contains one file named "a" containing the index of the
* commit in the chain as its content. The created commit chain is
* referenced from any ref.
* <p>
* A chain of depth = N will create 3*N objects in Gits object database. For
* each depth level three objects are created: the commit object, the
* top-level tree object and a blob for the content of the file "a".
*
* @param depth
* the depth of the commit chain.
* @return the commit that is the tip of the commit chain
* @throws Exception
*/
protected RevCommit commitChain(int depth) throws Exception {
if (depth <= 0)
throw new IllegalArgumentException("Chain depth must be > 0");
CommitBuilder cb = tr.commit();
RevCommit tip;
do {
--depth;
tip = cb.add("a", "" + depth).message("" + depth).create();
cb = cb.child();
} while (depth > 0);
return tip;
}
protected long lastModified(AnyObjectId objectId) {
return repo.getObjectDatabase().fileFor(objectId).lastModified();
}
protected static void fsTick() throws InterruptedException, IOException {
RepositoryTestCase.fsTick(null);
}
}